Actually the missing link is better served in the gtk2 extension.DSL offers perl 5.8.0 the extension overwrites (updates) to perl 5.8.7 and with the link 5.8 to 5.8.7 the extension loads without errors. I have updated the gtk2-0507.dsl extension.

I'll spare you my full list of bindings because I don't use a mouse on my laptop or P200. You also added a redundant call for the root:1 menu (alt-f1 is default, you added ctrl-z) and windows close on alt-f4 (so the x binding is also redundant). I use different bindings for window control tasks (alt-f2 also gives the window control menu), but these are the ones in 4.1 that clobber applications: